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Finding the Fourth Proportional to 60,538.88, 83,555.16 and 37,888.40

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Solution

The fourth proportional to 60,538.88, 83,555.16 and 37,888.40 is: 52,293.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,538.88 : 83,555.16 = 37,888.40 : x
  2. Step 2: Convert to fraction form
    60,538.88/83,555.16 = 37,888.40/x
  3. Step 3: Cross multiply
    60,538.88x = 83,555.16 × 37,888.40
  4. Step 4: Simplify right side
    60,538.88x = 3,165,771,324.14
  5. Step 5: Solve for x
    x = 3,165,771,324.14/60,538.88
  6. Step 6: Final answer
    x = 52,293.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.